A Researcher Conducts Two Studies on the Effectiveness of a Peer

question 30

Multiple Choice

A researcher conducts two studies on the effectiveness of a peer mentoring program.Self-evaluation ratings among participants before,during,and after the program were measured in both studies.In Study 1,12 participants were observed,and in Study 2,16 participants were observed.If = 3.42 in both studies,then in which study will the decision be to reject the null hypothesis at a .05 level of significance?

• A)Study 1
• B)Study 2
• C)both
• D)none

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Definitions:

Increase Production

A situation where a company or country grows its capability to produce goods or services, often in response to higher demand or improved efficiency.

Marginal Costs

The additional cost incurred from producing one more unit of a good or service.

Aggregate Supply Curve

The aggregate supply curve represents the total output of goods and services that firms in an economy are willing and able to produce at different price levels, holding all else constant.

Output Increases

A rise in the quantity of goods or services produced by an economy or firm over a specific period.